Founded in 2007 and acquired by PayPal in 2013, Braintree provides payment processing services for e-commerce companies and mobile applications. Its all-in-one platform allows businesses to accept a wide range of payment methods, including credit/debit cards, PayPal, Venmo, and digital wallets like Apple Pay and Google Pay, through a single integration. Braintree's mission is to simplify payments for developers and merchants, offering a merchant account, payment gateway, and features like recurring billing and fraud protection.